1. flatten out become flat or flatter
  2. flattened having been flattened
  3. fatten out make fat or plump
  4. flatness the property of having two dimensions
  5. fly tent a tent with a fly front
  6. fleetness rapidity of movement
  7. Platonist an advocate of Platonism
  8. lutenist a musician who plays the lute
  9. Latinist a specialist in the Latin language
  10. flatten make flat or flatter
  11. flat out at top speed
  12. Plattensee a large shallow lake in western Hungary
  13. flat knot a square knot used in a reef line
  14. fluidness the property of flowing easily
  15. wall tent a canvas tent with four vertical walls
  16. lutanist a musician who plays the lute
  17. Waldenses a Christian sect of dissenters that originated in southern France in the late 12th century adopted Calvinist doctrines in the 16th century
  18. flatulent generating excessive gas in the alimentary canal
  19. Valentine's Day a day for the exchange of tokens of affection
  20. flightiness the trait of acting unpredictably